Southwest of Dupree (Cretaceous of the United States)

Where: South Dakota (44.9° N, 101.7° W: paleocoordinates 50.9° N, 75.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Fox Hills Formation, Maastrichtian (72.1 - 66.0 Ma)

• A concretionary bed, "CAS," or "The Ammonite Bed" of Russell's unpublished manuscript, about 110 feet above the base of the Fox Hills

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, concretionary shale

Size class: macrofossils

Collected by W.L.Russell in 1926; reposited in the YPM

Primary reference: S. A. Northrop. 1928. Beetles from the Fox Hills Cretaceous strata of South Dakota. American Journal of Science, Series 5 15:28-37 [C. Labandeira/A. Spencer-Lee/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 151542: authorized by Matthew Clapham, entered by Matthew Clapham on 06.10.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Insecta
 Coleoptera - Carabidae
? Carabites sp., Carabites russelli n. sp.
? Carabites sp. Heer 1852 ground beetle
YPM IP 025707
Carabites russelli n. sp. Cockerell 1928 ground beetle
YPM IP 025709
 Coleoptera - Curculionidae
Curculionites sp., Curculionites northropi n. sp., Curculionites hylobioides n. sp., Curculionites vulpinus n. sp.
Curculionites sp. Heer 1847 snout beetle
YPM IP 025706
Curculionites northropi n. sp. Cockerell 1928 snout beetle
YPM IP 025708
Curculionites hylobioides n. sp. Northrop 1928 snout beetle
YPM IP 025704
Curculionites vulpinus n. sp. Northrop 1928 snout beetle
YPM IP 025705